deleted unused file

Author: cg021

ci/licenses_golden/licenses_flutter

@@ -792,7 +792,6 @@ FILE: ../../../flutter/shell/platform/android/platform_message_response_android.
 FILE: ../../../flutter/shell/platform/android/platform_message_response_android.h
 FILE: ../../../flutter/shell/platform/android/platform_view_android.cc
 FILE: ../../../flutter/shell/platform/android/platform_view_android.h
-FILE: ../../../flutter/shell/platform/android/platform_view_android_jni.h
 FILE: ../../../flutter/shell/platform/android/platform_view_android_jni_impl.cc
 FILE: ../../../flutter/shell/platform/android/platform_view_android_jni_impl.h
 FILE: ../../../flutter/shell/platform/android/robolectric.properties

shell/platform/android/platform_view_android_jni.h

@@ -26,7 +26,6 @@
 #include "flutter/shell/platform/android/flutter_main.h"
 #include "flutter/shell/platform/android/jni/platform_view_android_jni.h"
 #include "flutter/shell/platform/android/platform_view_android.h"
-#include "flutter/shell/platform/android/platform_view_android_jni.h"
 
 #define ANDROID_SHELL_HOLDER \
   (reinterpret_cast<AndroidShellHolder*>(shell_holder))